MESON Chess Problem Database

Problem Display
PID: 171839 (7k/Kp4r1/1N6/4Q3/8/8/8/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Shakh-M (Borovich), 1987

7k/Kp4r1/1N6/4Q3/8/8/8/8

#4

3 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Sd5!
      • threat
        • 2.Se7
          • threat
            • 3.Qb8+
              • 3...Kh7
                • 4.Qh2#
              • 3...Rg8
                • 4.Qxg8#
            • 3.Kxb7
              • 3...Kh7
                • 4.Qh2#
                • 4.Qh5#
            • 3.Kb6
              • 3...Kh7
                • 4.Qh2#
                • 4.Qh5#
            • 3.Sf5
              • threat
                • 4.Qxg7#
              • 3...Kh7
                • 4.Qxg7#
              • 3...Kg8
                • 4.Qxg7#
      • 1...b5+
        • 2.Se7
          • threat
            • 3.Qb8+
              • 3...Kh7
                • 4.Qh2#
              • 3...Rg8
                • 4.Qxg8#
      • 1...b6+
        • 2.Se7
          • threat
            • 3.Qb8+
              • 3...Kh7
                • 4.Qh2#
              • 3...Rg8
                • 4.Qxg8#
            • 3.Kxb6
              • 3...Kh7
                • 4.Qh2#
                • 4.Qh5#
      • 1...Kh7
        • 2.Qh5+
          • 2...Kg8
            • 3.Sf6+
              • 3...Kf8
                • 4.Qe8#
      • 1...Kg8
        • 2.Qe8+
          • 2...Kh7
            • 3.Sf6+
              • 3...Kh6
                • 4.Qh5#

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